20258104

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{133277}}^1$

素因数の和:133302

約数の個数: 16

約数和(自身を含む): 39983400

約数和(自身を除く): 19725296

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 133277, 266554, 533108, 1066216, 2532263, 5064526, 10129052, 20258104]

約数ペア:

[(1, 20258104), (2, 10129052), (4, 5064526), (8, 2532263), (19, 1066216), (38, 533108), (76, 266554), (152, 133277)]